Ferrea Standard Size Intake Valve Guide Subaru WRX / STI Turbo Models EJ20 / EJ25 (QTY 8) 240SX_1989-1998 Motul RBF 600 offers Extreme

Motul RBF 600 offers Extreme thermal resistance and stability

Part #: 666 261 B

Mazda Miata

risking overheating and other possible engine damage

Ferrea Standard Size Intake Valve Guide Subaru WRX / STI Turbo Models EJ20 / EJ25 (QTY 8) 240SX_1989-1998 Motul RBF 600 offers ExtremePart #: VG1073 Ferrea's Copper Bronze Valve Guides are made for turbo application Subaru's including the WRX and STI. Our high quality copper bronze blended alloy valve guide is developed with proprietary heat treatment processes allowing for greater heat dissipation, heat resistance, and lubricity properties for the next generation of high performance race engines. Specifications: Intake Standard Size. Use Ferrea Valve Seal Part# VS1016. Brass Copper